242607437 has 2 divisors, whose sum is σ = 242607438. Its totient is φ = 242607436.

The previous prime is 242607377. The next prime is 242607439. The reversal of 242607437 is 734706242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170798761 + 71808676 = 13069^2 + 8474^2 .

It is a cyclic number.

It is not a de Polignac number, because 242607437 - 2¹⁴ = 242591053 is a prime.

Together with 242607439, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 242607397 and 242607406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242607439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121303718 + 121303719.

It is an arithmetic number, because the mean of its divisors is an integer number (121303719).

Almost surely, 2^242607437 is an apocalyptic number.

It is an amenable number.

242607437 is a deficient number, since it is larger than the sum of its proper divisors (1).

242607437 is an equidigital number, since it uses as much as digits as its factorization.

242607437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 35.

The square root of 242607437 is about 15575.8607145801. The cubic root of 242607437 is about 623.6889312544.

The spelling of 242607437 in words is "two hundred forty-two million, six hundred seven thousand, four hundred thirty-seven".